When the Sample Size and Sample Standard Deviation Remain the Same

question 6

Multiple Choice

When the sample size and sample standard deviation remain the same, a 99 percent confidence interval for a population mean, μ, will be ________ the 95 percent confidence interval for μ.

• A) wider than
• B) narrower than
• C) equal to

---

Definitions:

Hydrocarbon

A compound consisting entirely of hydrogen and carbon atoms.

Aromatic

Compounds containing one or more planar rings of atoms with delocalized π electrons, leading to enhanced stability.

Water Soluble

A characteristic of substances that can dissolve in water, making a homogeneous solution at a specified temperature and pressure.

Compound

A substance made up of two or more different elements chemically bonded together in a fixed proportion by weight.